/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#include <string.h>
#import "OFString.h"
#import "OFArray.h"
#import "OFApplication.h"
#import "OFURL.h"
#import "OFHTTPRequest.h"
#import "OFHTTPResponse.h"
#import "OFHTTPClient.h"
#import "OFFile.h"
#import "OFStdIOStream.h"
#import "autorelease.h"
#import "macros.h"
#import "TableGenerator.h"
#import "copyright.h"
#define UNICODE_DATA_URL \
@"http://www.unicode.org/Public/UNIDATA/UnicodeData.txt"
#define CASE_FOLDING_URL \
@"http://www.unicode.org/Public/UNIDATA/CaseFolding.txt"
OF_APPLICATION_DELEGATE(TableGenerator)
@implementation TableGenerator
- init
{
self = [super init];
_uppercaseTableSize = SIZE_MAX;
_lowercaseTableSize = SIZE_MAX;
_titlecaseTableSize = SIZE_MAX;
_casefoldingTableSize = SIZE_MAX;
return self;
}
- (void)applicationDidFinishLaunching
{
OFString *path;
[self parseUnicodeData];
[self parseCaseFolding];
[of_stdout writeString: @"Writing files..."];
path = [OFString pathWithComponents: [OFArray arrayWithObjects:
OF_PATH_PARENT_DIRECTORY, @"src", @"unicode.m", nil]];
[self writeTablesToFile: path];
path = [OFString pathWithComponents: [OFArray arrayWithObjects:
OF_PATH_PARENT_DIRECTORY, @"src", @"unicode.h", nil]];
[self writeHeaderToFile: path];
[of_stdout writeLine: @" done"];
[OFApplication terminate];
}
- (void)parseUnicodeData
{
void *pool = objc_autoreleasePoolPush();
OFHTTPRequest *request;
OFHTTPClient *client;
OFHTTPResponse *response;
OFString *line;
[of_stdout writeString: @"Downloading and parsing UnicodeData.txt..."];
request = [OFHTTPRequest requestWithURL:
[OFURL URLWithString: UNICODE_DATA_URL]];
client = [OFHTTPClient client];
response = [client performRequest: request];
while ((line = [response readLine]) != nil) {
void *pool2;
OFArray *split;
OFString *const *splitObjects;
of_unichar_t codep;
if ([line length] == 0)
continue;
pool2 = objc_autoreleasePoolPush();
split = [line componentsSeparatedByString: @";"];
if ([split count] != 15) {
of_log(@"Invalid line: %@\n", line);
[OFApplication terminateWithStatus: 1];
}
splitObjects = [split objects];
codep = (of_unichar_t)[splitObjects[0] hexadecimalValue];
_uppercaseTable[codep] =
(of_unichar_t)[splitObjects[12] hexadecimalValue];
_lowercaseTable[codep] =
(of_unichar_t)[splitObjects[13] hexadecimalValue];
_titlecaseTable[codep] =
(of_unichar_t)[splitObjects[14] hexadecimalValue];
objc_autoreleasePoolPop(pool2);
}
[of_stdout writeLine: @" done"];
objc_autoreleasePoolPop(pool);
}
- (void)parseCaseFolding
{
void *pool = objc_autoreleasePoolPush();
OFHTTPRequest *request;
OFHTTPClient *client;
OFHTTPResponse *response;
OFString *line;
[of_stdout writeString: @"Downloading and parsing CaseFolding.txt..."];
request = [OFHTTPRequest requestWithURL:
[OFURL URLWithString: CASE_FOLDING_URL]];
client = [OFHTTPClient client];
response = [client performRequest: request];
while ((line = [response readLine]) != nil) {
void *pool2;
OFArray *split;
OFString *const *splitObjects;
of_unichar_t codep;
if ([line length] == 0 || [line hasPrefix: @"#"])
continue;
pool2 = objc_autoreleasePoolPush();
split = [line componentsSeparatedByString: @"; "];
if ([split count] != 4) {
of_log(@"Invalid line: %s\n", line);
[OFApplication terminateWithStatus: 1];
}
splitObjects = [split objects];
if (![splitObjects[1] isEqual: @"S"] &&
![splitObjects[1] isEqual: @"C"])
continue;
codep = (of_unichar_t)[splitObjects[0] hexadecimalValue];
_casefoldingTable[codep] =
(of_unichar_t)[splitObjects[2] hexadecimalValue];
objc_autoreleasePoolPop(pool2);
}
[of_stdout writeLine: @" done"];
objc_autoreleasePoolPop(pool);
}
- (void)writeTablesToFile: (OFString*)path
{
void *pool = objc_autoreleasePoolPush();
OFFile *file = [OFFile fileWithPath: path
mode: @"wb"];
of_unichar_t i, j;
[file writeString: COPYRIGHT
@"#include \"config.h\"\n"
@"\n"
@"#import \"OFString.h\"\n\n"
@"static const of_unichar_t emptyPage[0x100] = { 0 };\n\n"];
/* Write uppercasePage%u */
for (i = 0; i < 0x110000; i += 0x100) {
bool isEmpty = true;
for (j = i; j < i + 0x100; j++) {
if (_uppercaseTable[j] != 0) {
isEmpty = false;
_uppercaseTableSize = i >> 8;
_uppercaseTableUsed[_uppercaseTableSize] = 1;
break;
}
}
if (!isEmpty) {
void *pool2 = objc_autoreleasePoolPush();
[file writeString: [OFString stringWithFormat:
@"static const of_unichar_t "
@"uppercasePage%u[0x100] = {\n", i >> 8]];
for (j = i; j < i + 0x100; j += 8)
[file writeString: [OFString stringWithFormat:
@"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
_uppercaseTable[j],
_uppercaseTable[j + 1],
_uppercaseTable[j + 2],
_uppercaseTable[j + 3],
_uppercaseTable[j + 4],
_uppercaseTable[j + 5],
_uppercaseTable[j + 6],
_uppercaseTable[j + 7]]];
[file writeString: @"};\n\n"];
objc_autoreleasePoolPop(pool2);
}
}
/* Write lowercasePage%u */
for (i = 0; i < 0x110000; i += 0x100) {
bool isEmpty = true;
for (j = i; j < i + 0x100; j++) {
if (_lowercaseTable[j] != 0) {
isEmpty = false;
_lowercaseTableSize = i >> 8;
_lowercaseTableUsed[_lowercaseTableSize] = 1;
break;
}
}
if (!isEmpty) {
void *pool2 = objc_autoreleasePoolPush();
[file writeString: [OFString stringWithFormat:
@"static const of_unichar_t "
@"lowercasePage%u[0x100] = {\n", i >> 8]];
for (j = i; j < i + 0x100; j += 8)
[file writeString: [OFString stringWithFormat:
@"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
_lowercaseTable[j],
_lowercaseTable[j + 1],
_lowercaseTable[j + 2],
_lowercaseTable[j + 3],
_lowercaseTable[j + 4],
_lowercaseTable[j + 5],
_lowercaseTable[j + 6],
_lowercaseTable[j + 7]]];
[file writeString: @"};\n\n"];
objc_autoreleasePoolPop(pool2);
}
}
/* Write titlecasePage%u if it does NOT match uppercasePage%u */
for (i = 0; i < 0x110000; i += 0x100) {
bool isEmpty = true;
for (j = i; j < i + 0x100; j++) {
if (_titlecaseTable[j] != 0) {
isEmpty = !memcmp(_uppercaseTable + i,
_titlecaseTable + i,
256 * sizeof(of_unichar_t));
_titlecaseTableSize = i >> 8;
_titlecaseTableUsed[_titlecaseTableSize] =
(isEmpty ? 2 : 1);
break;
}
}
if (!isEmpty) {
void *pool2 = objc_autoreleasePoolPush();
[file writeString: [OFString stringWithFormat:
@"static const of_unichar_t "
@"titlecasePage%u[0x100] = {\n", i >> 8]];
for (j = i; j < i + 0x100; j += 8)
[file writeString: [OFString stringWithFormat:
@"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
_titlecaseTable[j],
_titlecaseTable[j + 1],
_titlecaseTable[j + 2],
_titlecaseTable[j + 3],
_titlecaseTable[j + 4],
_titlecaseTable[j + 5],
_titlecaseTable[j + 6],
_titlecaseTable[j + 7]]];
[file writeString: @"};\n\n"];
objc_autoreleasePoolPop(pool2);
}
}
/* Write casefoldingPage%u if it does NOT match lowercasePage%u */
for (i = 0; i < 0x110000; i += 0x100) {
bool isEmpty = true;
for (j = i; j < i + 0x100; j++) {
if (_casefoldingTable[j] != 0) {
isEmpty = !memcmp(_lowercaseTable + i,
_casefoldingTable + i,
256 * sizeof(of_unichar_t));
_casefoldingTableSize = i >> 8;
_casefoldingTableUsed[_casefoldingTableSize] =
(isEmpty ? 2 : 1);
break;
}
}
if (!isEmpty) {
void *pool2 = objc_autoreleasePoolPush();
[file writeString: [OFString stringWithFormat:
@"static const of_unichar_t "
@"casefoldingPage%u[0x100] = {\n", i >> 8]];
for (j = i; j < i + 0x100; j += 8)
[file writeString: [OFString stringWithFormat:
@"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
_casefoldingTable[j],
_casefoldingTable[j + 1],
_casefoldingTable[j + 2],
_casefoldingTable[j + 3],
_casefoldingTable[j + 4],
_casefoldingTable[j + 5],
_casefoldingTable[j + 6],
_casefoldingTable[j + 7]]];
[file writeString: @"};\n\n"];
objc_autoreleasePoolPop(pool2);
}
}
/*
* Those are currently set to the last index.
* But from now on, we need the size.
*/
_uppercaseTableSize++;
_lowercaseTableSize++;
_titlecaseTableSize++;
_casefoldingTableSize++;
/* Write of_unicode_uppercase_table */
[file writeString: [OFString stringWithFormat:
@"const of_unichar_t* const of_unicode_uppercase_table[0x%X] = "
@"{\n\t", _uppercaseTableSize]];
for (i = 0; i < _uppercaseTableSize; i++) {
if (_uppercaseTableUsed[i]) {
[file writeString: [OFString stringWithFormat:
@"uppercasePage%u", i]];
} else
[file writeString: @"emptyPage"];
if (i + 1 < _uppercaseTableSize) {
if ((i + 1) % 4 == 0)
[file writeString: @",\n\t"];
else
[file writeString: @", "];
}
}
[file writeString: @"\n};\n\n"];
/* Write of_unicode_lowercase_table */
[file writeString: [OFString stringWithFormat:
@"const of_unichar_t* const of_unicode_lowercase_table[0x%X] = "
@"{\n\t", _lowercaseTableSize]];
for (i = 0; i < _lowercaseTableSize; i++) {
if (_lowercaseTableUsed[i]) {
[file writeString: [OFString stringWithFormat:
@"lowercasePage%u", i]];
} else
[file writeString: @"emptyPage"];
if (i + 1 < _lowercaseTableSize) {
if ((i + 1) % 4 == 0)
[file writeString: @",\n\t"];
else
[file writeString: @", "];
}
}
[file writeString: @"\n};\n\n"];
/* Write of_unicode_titlecase_table */
[file writeString: [OFString stringWithFormat:
@"const of_unichar_t* const of_unicode_titlecase_table[0x%X] = {"
@"\n\t", _titlecaseTableSize]];
for (i = 0; i < _titlecaseTableSize; i++) {
if (_titlecaseTableUsed[i] == 1) {
[file writeString: [OFString stringWithFormat:
@"titlecasePage%u", i]];
} else if (_titlecaseTableUsed[i] == 2) {
[file writeString: [OFString stringWithFormat:
@"uppercasePage%u", i]];
} else
[file writeString: @"emptyPage"];
if (i + 1 < _titlecaseTableSize) {
if ((i + 1) % 4 == 0)
[file writeString: @",\n\t"];
else
[file writeString: @", "];
}
}
[file writeString: @"\n};\n\n"];
/* Write of_unicode_casefolding_table */
[file writeString: [OFString stringWithFormat:
@"const of_unichar_t* const of_unicode_casefolding_table[0x%X] = "
@"{\n\t", _casefoldingTableSize]];
for (i = 0; i < _casefoldingTableSize; i++) {
if (_casefoldingTableUsed[i] == 1) {
[file writeString: [OFString stringWithFormat:
@"casefoldingPage%u", i]];
} else if (_casefoldingTableUsed[i] == 2) {
[file writeString: [OFString stringWithFormat:
@"lowercasePage%u", i]];
} else
[file writeString: @"emptyPage"];
if (i + 1 < _casefoldingTableSize) {
if ((i + 1) % 3 == 0)
[file writeString: @",\n\t"];
else
[file writeString: @", "];
}
}
[file writeString: @"\n};\n"];
objc_autoreleasePoolPop(pool);
}
- (void)writeHeaderToFile: (OFString*)path
{
void *pool = objc_autoreleasePoolPush();
OFFile *file = [OFFile fileWithPath: path
mode: @"wb"];
[file writeString: COPYRIGHT
@"#import \"OFString.h\"\n\n"];
[file writeString: [OFString stringWithFormat:
@"#define OF_UNICODE_UPPERCASE_TABLE_SIZE 0x%X\n"
@"#define OF_UNICODE_LOWERCASE_TABLE_SIZE 0x%X\n"
@"#define OF_UNICODE_TITLECASE_TABLE_SIZE 0x%X\n"
@"#define OF_UNICODE_CASEFOLDING_TABLE_SIZE 0x%X\n\n",
_uppercaseTableSize, _lowercaseTableSize, _titlecaseTableSize,
_casefoldingTableSize]];
[file writeString:
@"#ifdef __cplusplus\n"
@"extern \"C\" {\n"
@"#endif\n"
@"extern const of_unichar_t* const\n"
@" of_unicode_uppercase_table["
@"OF_UNICODE_UPPERCASE_TABLE_SIZE];\n"
@"extern const of_unichar_t* const\n"
@" of_unicode_lowercase_table["
@"OF_UNICODE_LOWERCASE_TABLE_SIZE];\n"
@"extern const of_unichar_t* const\n"
@" of_unicode_titlecase_table["
@"OF_UNICODE_TITLECASE_TABLE_SIZE];\n"
@"extern const of_unichar_t* const\n"
@" of_unicode_casefolding_table["
@"OF_UNICODE_CASEFOLDING_TABLE_SIZE];\n"
@"#ifdef __cplusplus\n"
@"}\n"
@"#endif\n"];
objc_autoreleasePoolPop(pool);
}
@end